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Marion County
Ohio
2026-05-01 09:00
AQI (US)
Good
Pollutants
PM2.5
μg/m³
7.3
PM10
μg/m³
16.7
NO2
μg/m³
26.5
O3
μg/m³
12.9
CO
μg/m³
274.8
SO2
μg/m³
0.7
Weather
℃
℃
℉
7℃
88%
2 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (US)
AQI (US)
PM2.5
PM10
NO2
O3
CO
SO2
Places included
Claridon Township
AQI 44
Green Camp Township
AQI 40
Marion Township
AQI 42
Montgomery Township
AQI 37
Prospect Township
AQI 38
Salt Rock Township
AQI 42
Waldo Township
AQI 40
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Cities Nearby
Marion
AQI 42
Green Camp
AQI 40
Waldo
AQI 40
Prospect
AQI 38
Caledonia
AQI 44
New Bloomington
AQI 37
Morral
AQI 42
Cardington
AQI 43
Richwood
AQI 37
Ashley
AQI 40
Edison
AQI 45
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